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#=========================== begin_copyright_notice ============================
#
# Copyright (C) 2017-2021 Intel Corporation
#
# SPDX-License-Identifier: MIT
#
#============================ end_copyright_notice =============================
#
# LLVM module
#
cmake_minimum_required(VERSION 3.13.4)
find_package(Python3 REQUIRED)
find_package(Patch REQUIRED)
include(llvm_utils.cmake)
include(llvm_flags.cmake)
# Handle registered projects.
get_llvm_external_projects(projects)
set_llvm_opt(LLVM_EXTERNAL_PROJECTS "${projects}" CACHE STRING "LLVM external projects" FORCE)
foreach(p IN LISTS projects)
get_llvm_external_project_dir(${p} dir BASE_DIR ${IGC_OPTION__LLVM_SOURCES_DIR})
string(TOUPPER ${p} up)
set_llvm_opt(LLVM_EXTERNAL_${up}_SOURCE_DIR "${dir}" CACHE PATH "Path to ${p} project")
endforeach()
message(STATUS "[LLVM] : LLVM_SOURCE_URL = ${IGC_OPTION__LLVM_SOURCES_DIR}")
message(STATUS "[LLVM] : LLVM_OPTIONS = ${LLVM_OPTIONS}")
if(NOT IGC_OPTION__LLVM_STOCK_SOURCES)
include(llvm_patch_sources.cmake)
else()
set(IGC_LLVM_SOURCE_DIR ${IGC_OPTION__LLVM_SOURCES_DIR}/llvm)
endif()
if(CMAKE_CONFIGURATION_TYPES)
# Multi-configuration generator.
set(CMAKE_CONFIGURATION_TYPES "Debug" "Release")
message(STATUS "[LLVM_PATCHER] : LLVM_CONFIGURATION_TYPES = ${CMAKE_CONFIGURATION_TYPES}")
else()
# Single-configuration generator.
message(STATUS "[LLVM_PATCHER] : LLVM_BUILD_TYPE = ${CMAKE_BUILD_TYPE}")
endif()
# project() command sets global <project>_SOURCE_DIR and <project>_BINARY_DIR
# and we can use it later.
build_llvm_project(LLVM ${IGC_LLVM_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR}/src)
# Sanity check for version matching.
get_directory_property(LLVM_VERSION DIRECTORY ${LLVM_SOURCE_DIR} DEFINITION "LLVM_VERSION")
if(NOT ("${LLVM_VERSION}" VERSION_EQUAL "${IGC_OPTION__LLVM_PREFERRED_VERSION}"))
message(FATAL_ERROR "Found LLVM version: ${LLVM_VERSION};"
" however preferred was: ${IGC_OPTION__LLVM_PREFERRED_VERSION}\n"
"Please set IGC_OPTION__LLVM_PREFERRED_VERSION to ${LLVM_VERSION}"
" or pass IGC_OPTION__LLVM_SOURCES_DIR with preferred version")
endif()
# Get version of LLVM that we are currently using.
get_directory_property(LLVM_VERSION_MAJOR DIRECTORY ${LLVM_SOURCE_DIR} DEFINITION "LLVM_VERSION_MAJOR")
get_directory_property(LLVM_VERSION_MINOR DIRECTORY ${LLVM_SOURCE_DIR} DEFINITION "LLVM_VERSION_MINOR")
get_directory_property(LLVM_VERSION_PATCH DIRECTORY ${LLVM_SOURCE_DIR} DEFINITION "LLVM_VERSION_PATCH")
get_directory_property(LLVM_VERSION_SUFFIX DIRECTORY ${LLVM_SOURCE_DIR} DEFINITION "LLVM_VERSION_SUFFIX")
# Make LLVM version accessible in parent scope.
set(LLVM_VERSION_MAJOR ${LLVM_VERSION_MAJOR} PARENT_SCOPE)
set(LLVM_VERSION_MINOR ${LLVM_VERSION_MINOR} PARENT_SCOPE)
set(LLVM_VERSION_PATCH ${LLVM_VERSION_PATCH} PARENT_SCOPE)
set(LLVM_VERSION_SUFFIX ${LLVM_VERSION_SUFFIX} PARENT_SCOPE)
set(LLVM_INCLUDE_DIRS "${LLVM_SOURCE_DIR}/include;${CMAKE_CURRENT_BINARY_DIR}/src/include")
set(LLVM_INCLUDE_DIRS ${LLVM_INCLUDE_DIRS} PARENT_SCOPE)
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